1. Department of Chronic Disease Epidemiology Yale School of Public Health New Haven Connecticut USA
2. Yale Cancer Center New Haven Connecticut USA
3. Department of Biostatistics Yale School of Public Health New Haven Connecticut USA
4. Department of Medical Oncology Dana‐Farber Cancer Institute Boston Massachusetts USA
5. Gynecologic Oncology, Women and Children's Institute Geisinger Health System Danville Pennsylvania USA
6. Section of Medical Oncology, Department of Internal Medicine Yale School of Medicine New Haven Connecticut USA